dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly

increased sweating

lightheadedness, dizziness, or fainting

pale skin

shortness of breath

slow or irregular heartbeat

sore throat

sweating

swelling in legs and ankles

unusual tiredness or weakness

Rare

Chills

cold sweats

feeling of warmth

redness of the face, neck, arms and occasionally, upper chest

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: